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JPL Small-Body Database Browser
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74409 (1998 YN28)
Classification: Main-belt Asteroid          SPK-ID: 2074409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07435031772892095 4.9573e-08  
a 2.998753073630227 2.5047e-08 au
q 2.775794829815242 1.4884e-07 au
i 11.15927316749016 4.8986e-06 deg
node 88.38244015458611 2.4323e-05 deg
peri 125.3491643158369 3.9112e-05 deg
M 207.6213555492214 3.0159e-05 deg
tp 2459403.343861404502
(2021-Jul-07.84386140)
0.00016153 TDB
period 1896.747350308536
5.19
2.3764e-05
6.506e-08
d
yr
n .1897986044063487 2.378e-09 deg/d
Q 3.221711317445213 2.691e-08 au
  Orbit Determination Parameters
   # obs. used (total)      843  
   data-arc span      7661 days (20.97 yr)  
   first obs. used      1998-12-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5601  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:28  

Additional Information
 Earth MOID = 1.78447 au 
 Jupiter MOID = 1.83109 au 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO459335  
diameter diameter 4.847 km 0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74409 (1998 YN28)          Discovered 1998-Dec-16 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1904-May-10 12:10 00:05 Jupiter 1.87590135804495 1.87590049838422 1.87590221773147 2.44622142627408 2.25409465286132 2416611.006632589 4.62455928399962 471.878722823599 20.3668773728623 -85.1504947101778 2542215.1311774 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
1941-Jun-21 22:00 00:03 Jupiter 1.86217407634602 1.86217320693221 1.86217494576227 3.51606833755372 3.38423152013026 2430167.416607959 2.77060808199342 152.182592466981 19.4928830323995 -79.8178906910244 1738967.92978304 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
1987-Jun-26 18:49 00:01 Jupiter 1.87190391871139 1.87190340472954 1.87190443269313 2.49986980552942 2.31178805484956 2446973.283820431 1.174415546777 157.156974353647 19.2516661571822 -86.8657632855052 2540637.60749438 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
2024-Aug-04 12:39 < 00:01 Jupiter 1.86955180389756 1.86955131203874 1.86955229575659 3.59440224520548 3.46606461123773 2460527.027229515 0.418541063201457 91.9789055426856 18.2050423860989 -83.0480873462952 2675646.5527646 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
2070-Aug-13 18:48 00:02 Jupiter 1.86051236656991 1.86051166491325 1.86051306823259 2.56129649966029 2.37691263603369 2477337.283084866 2.31457135109264 283.255638891105 21.0875060347074 -83.650033077547 2465920.1544698 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
2107-Sep-16 15:36 00:03 Jupiter 1.86882739444768 1.86882647500426 1.86882831389652 3.63916087496419 3.51240900581145 2490884.149729240 3.46754881821326 196.764948370196 18.0482085902035 -80.5494103334961 2101889.81421538 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
2153-Oct-01 06:28 00:06 Jupiter 1.85646309094978 1.85646187765629 1.85646430430722 2.65522018271619 2.4774345843679 2507700.769628579 5.69104044696236 633.996400310283 21.439740467449 -82.7260361111 2495453.06268953 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25
2190-Oct-30 06:50 00:07 Jupiter 1.87323599703665 1.87323411151226 1.87323788258916 3.69146582097533 3.56687235796248 2521243.784460466 6.54392311791294 393.220757552037 18.2077203511123 -78.7131989309029 2190744.62542337 T 23 CATAB v2.0f-lin.ifort 2019-Dec-14 07:25:32 2019-Dec-14 07:25

Alternate Designations
 1998 YN28 = 2000 EU168 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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